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Tucson Mountains Sweetwater Preserve Hike

When: Fri., Jan. 10, 9 a.m.-12 p.m. 2014

Botanist Meg Quinn leads ages 12 and older on a moderate three- to four-mile hike to learn about plants and wildlife from 9 to 11:30 a.m., Friday, Jan. 10; free. Reservations are required. Call 615-7855, or email eeducation@pima.gov for reservations or more information.